Samsung Galaxy A21s (SM-A217M/DS 64GB/3GB) vs Xiaomi Poco X3 GT (256GB)

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Side by side comparison between Samsung Galaxy A21s vs Xiaomi Poco X3 GT phones, differences, pros, cons and full specifications. What's the better?

8/29/2021 10:14 AM, updated: 9/7/2022 2:23 PM

Compare Xiaomi Poco X3 GT X Samsung Galaxy A21s (SM-A217M/DS 64GB/3GB) 05Points

Specifications Compare Models Pictures

6.5"
PLS

720x1600

48
MP

13mp

3GB
RAM

Octa-core

5000
mAh

(Non removable)

25Points Xiaomi Poco X3 GT (256GB) Compare Samsung Galaxy A21s X

Specifications Compare Models Pictures

6.6"
IPS

1080x2400

64
MP

16mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Poco X3 GT (256GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

5 Advantages Samsung Galaxy A21s (SM-A217M/DS 64GB/3GB)	vs	25 Advantages Xiaomi Poco X3 GT (256GB)
+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+192 grams (6.72 ounces)1% Lighter	vs	193 grams (6.76 ounces)
+Proximity sensorAdvantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C jack with 3.5mm jack adapter
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core (8nm)	vs	+2.6GHz 64bit Octa-core (6nm)37% More powerful processor, you can open your applications faster
3GB LPDDR4X	vs	+8GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.
64GB (48GB available)	vs	+256GB (230GB available)4 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 3.1Advantage Fastest write and read storage.
TFT PLS	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
Not supported	vs	+HDR10Advantage The HDR10 display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1600 pixels	vs	+1080x2400 pixels125% Higher resolution screen
270 PPI	vs	+399 PPI48% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.5"	vs	+6.6"2% Larger screen
(quad camera) 48MP + 8MP + 2MP + 2MP	vs	+(triple camera) 64MP + 8MP + 2MP23% Higher resolution main camera
1/2" inches	vs	+1/1.97" inches2% The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 13MP	vs	+(front) 16MP25% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 300 Mbps	vs	+(5G SA/NSA) 2000 Mbps6 times Faster for surfing the internet and download files
Virtual ambient light sensor	vs	+Ambient light sensorAdvantage Sensors help you use the device
15W	vs	+67W3 times More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
Mono sound (not stereo)	vs	+Stereo sound with dual speakersAdvantage Better sound quality for listening to music or clearer hands-free calls
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
5.0 + A2DP/LE	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
Not supported	vs	+Gorilla Glass VictusAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP53 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

23 Common items in both devices

8.9 millimeters (0.35 inches)

Plastic body, glass front

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+16 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Change model		Choose the model
Model	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Poco X3 GT (256GB)
Other model names	Galaxy A21s SM-A217M/Dual-Sim (64GB + 3GB RAM)	POCO X3 GT (21061110AG)
Country or region available	(Latin America), Brazil	(Global, International)
Brand	Samsung	Xiaomi
Release date	6/2/2020, Announced: 5/15/2020	8/19/2021, Announced: 7/28/2021
Depth	8.9 millimeters (0.35 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	75.3 x 163.7 millimeters (2.96 x 6.44 in)	75.9 x 163.3 millimeters (2.99 x 6.43 in)
Weight	192 grams (6.72 ounces)	193 grams (6.76 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	IP53 certified: protection against dust and splashing
📲 Display
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Display type	TFT PLS	TFT IPS LCD
Screen size	6.5" inches	6.6" inches
Screen-to-body ratio	~82.8% (screen-to-body ratio)	~84.9% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	270 PPI	399 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass Victus
Refresh rate	60Hz	120Hz
Display features	Not supported	450nits[typ] HDR10
🤖 Operating System
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
System version	Android 10	Android 11
Firmware update	Android 12	Android 12
User Interface	One UI 2.0 / 3.1 / 4.1	MIUI 12.5 / 13
⚙️ Processor
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Chipset	64bit: Samsung Exynos 850 (8nm)	64bit: MediaTek Dimensity 1100 (MT6891Z) (6nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)	Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core)
GPU graphical controller	ARM Mali-G52 MP1	ARM Mali-G77 MC9 (836MHz)
Performance (benchmark)	AnTuTu: 107157 (v8) Geekbench: 1100 (v5.1) GFXBench: 11fps (ES 3.1 onscreen)	AnTuTu: 506800 (v8), 578505 (v9) Geekbench: 2310 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
RAM memory	3GB LPDDR4X	8GB LPDDR4X
Internal storage	64GB (48GB available) eMMC 5.1	256GB (230GB available) UFS 3.1
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/150 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41)	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 40, 41, 42) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 3, 28, 41, 77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Secondary 4G network	LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41)	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 40, 41, 42) VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4	(triple camera) 64 megapixels 8MP ultrawide f/2.2120°1/4"1.12µm 2MP macro f/2.4
Main camera resolution	8000x6000 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	26mm lens
Sensor size	1/2" inches	1/1.97" inches
Pixel size	0.8µm pixel	0.7µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Front camera (secondary)	13 megapixels	16 megapixels
Front camera resolution	4128x3096 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.5 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.1" inches	1/3.06" inches
Pixel size	1.12µm pixel	1µm pixel
🔉 Sound and multimedia
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Loudspeaker	Mono sound (not stereo)	Stereo sound with dual speakers 24-bit/192kHz Tuned by JBL
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C jack with 3.5mm jack adapter
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.2 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Sensors	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	15W (9V/1.67A) Wired fast charging	67W Wired fast charging USB Power Delivery 3.0
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White, Blue, Red	• Colors: Black, Wave Blue, Cloud White • Protective case included
☢️ Radiation rate
	Galaxy A21s (SM-A217M/DS 64GB/3GB)	Xiaomi Poco X3 GT (256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.54W/kg (head), 1.14W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered